40033244 has 6 divisors (see below), whose sum is σ = 70058184. Its totient is φ = 20016620.

The previous prime is 40033243. The next prime is 40033277. The reversal of 40033244 is 44233004.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40033243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5004152 + ... + 5004159.

It is an arithmetic number, because the mean of its divisors is an integer number (11676364).

Almost surely, 2^40033244 is an apocalyptic number.

It is an amenable number.

40033244 is a deficient number, since it is larger than the sum of its proper divisors (30024940).

40033244 is a wasteful number, since it uses less digits than its factorization.

40033244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10008315 (or 10008313 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 40033244 is about 6327.1829434591. The cubic root of 40033244 is about 342.0899071675.

Adding to 40033244 its reverse (44233004), we get a palindrome (84266248).

The spelling of 40033244 in words is "forty million, thirty-three thousand, two hundred forty-four".